220342833 has 12 divisors (see below), whose sum is σ = 323024208. Its totient is φ = 144702360.

The previous prime is 220342819. The next prime is 220342847. The reversal of 220342833 is 338243022.

220342833 is a `hidden beast` number, since 2 + 203 + 428 + 33 = 666.

It is an interprime number because it is at equal distance from previous prime (220342819) and next prime (220342847).

It is not a de Polignac number, because 220342833 - 2²² = 216148529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220342797 and 220342806.

It is not an unprimeable number, because it can be changed into a prime (220342813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182103 + ... + 183308.

It is an arithmetic number, because the mean of its divisors is an integer number (26918684).

Almost surely, 2^220342833 is an apocalyptic number.

It is an amenable number.

220342833 is a deficient number, since it is larger than the sum of its proper divisors (102681375).

220342833 is a wasteful number, since it uses less digits than its factorization.

220342833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365484 (or 365481 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 220342833 is about 14843.9493733979. The cubic root of 220342833 is about 603.9944894093.

Adding to 220342833 its reverse (338243022), we get a palindrome (558585855).

The spelling of 220342833 in words is "two hundred twenty million, three hundred forty-two thousand, eight hundred thirty-three".